The harmful effects of soil pollution may come from direct contact with polluted soil or from contact with other resources, such as water or food which has been grown on or come in direct contact with the polluted soil.
A reason for your arm or hand falling asleep at night could be because of having a stroke. A stroke is a life-threatening emergency that happens when there is a disruption in the flow of blood to your brain. This can cause paralysis, loss of consciousness, numbness on one side of the body, and impaired speech.
Treatments and Preventions of Arms or Hands Falling Asleep at Night. 1  Keep right sleeping position. Avoid placing your arm or hand below your head or any part of the body when sleeping. 2  Keep moving when you sleep to avoid placing your arm/hand under any part of the body. Make sure your arm rests on the bed.